/*
* section and descriptor parser
*
* Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
* Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef _UCSI_DVB_DSNG_DESCRIPTOR
#define _UCSI_DVB_DSNG_DESCRIPTOR 1
#ifdef __cplusplus
extern "C"
{
#endif
#include <libucsi/descriptor.h>
#include <libucsi/endianops.h>
/**
* dvb_dsng_descriptor structure.
*/
struct dvb_dsng_descriptor {
struct descriptor d;
/* uint8_t data[] */
} __ucsi_packed;
/**
* Process a dvb_dsng_descriptor.
*
* @param d Generic descriptor structure.
* @return Pointer to a dvb_dsng_descriptor, or NULL on error.
*/
static inline struct dvb_dsng_descriptor*
dvb_dsng_descriptor_codec(struct descriptor* d)
{
return (struct dvb_dsng_descriptor*) d;
}
/**
* Accessor for the data field in a dvb_dsng_descriptor.
*
* @param d dvb_dsng_descriptor pointer.
* @return Pointer to the field.
*/
static inline uint8_t *dvb_dsng_descriptor_data(struct dvb_dsng_descriptor *d)
{
return (uint8_t *) d + sizeof(struct dvb_dsng_descriptor);
}
/**
* Determine the length of the data field in a dvb_dsng_descriptor.
*
* @param d dvb_dsng_descriptor pointer.
* @return Length of the field in bytes.
*/
static inline int dvb_dsng_descriptor_data_length(struct dvb_dsng_descriptor *d)
{
return d->d.len;
}
#ifdef __cplusplus
}
#endif
#endif
